mymenu.java

一个简单的socket聊天工具,实现在发送文件和语音聊天等功能,还能聊天的同时听音乐,分服务器端和客户端两部分

/*
 * Created on 2006-2-24
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */

/**
 * @author 之诸暇
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class Mymenu implements ActionListener,ItemListener{
	private JFrame myframe;
	private JMenu fileMenu,editMenu,fontMenu,colorMenu;
	private JMenuItem exitItem;
	private JCheckBoxMenuItem boldItem,italicItem;
	private JRadioButtonMenuItem redItem,greenItem,blueItem;
	private ButtonGroup group;
	private JMenuBar menuBar;
	private JLabel label;
	public Mymenu(){
		myframe =new JFrame("Menu test");
		Container mycontainer = myframe.getContentPane();
		mycontainer.setLayout(new FlowLayout());
		
		//创建菜单
		fileMenu = new JMenu ("文件（F）");
		fileMenu.setMnemonic('F');
		editMenu =new JMenu ("编辑（O）");
		editMenu.setMnemonic('O');
		fontMenu = new JMenu ("字体（S）");
		fontMenu.setMnemonic('S');
		colorMenu = new JMenu ("颜色（C）");
		colorMenu.setMnemonic('S');
		
		//创建菜单项
		exitItem = new JMenuItem ("退出");
		exitItem.setMnemonic('E');
		boldItem = new JCheckBoxMenuItem ("字体（B）");
		boldItem.setMnemonic('B');
		italicItem = new  JCheckBoxMenuItem ("斜体（I）");
		italicItem.setMnemonic('I');
		redItem = new JRadioButtonMenuItem ("红色");
		greenItem = new JRadioButtonMenuItem ("绿色");
		blueItem = new JRadioButtonMenuItem ("蓝色");
		group = new ButtonGroup ();
		group.add(redItem);
		group.add(greenItem);
		group.add(blueItem);
		
		//对菜单进行监听
		exitItem.addActionListener (this);
		boldItem.addItemListener(this);
		italicItem.addItemListener(this);
		redItem.addActionListener(this);
		greenItem.addActionListener(this);
		blueItem.addActionListener(this);
		
		//将菜单项添加到菜单中
		fileMenu.add(exitItem);
		editMenu.add(boldItem);
		editMenu.add(italicItem);
		editMenu.add(fontMenu);
		fontMenu.add(boldItem);
		fontMenu.add(italicItem);
		colorMenu.add(redItem);
		colorMenu.add(greenItem);
		colorMenu.add(blueItem);
		
		//建立菜单栏
		menuBar = new JMenuBar ();
		menuBar.add(fileMenu);
		menuBar.add(editMenu);
		myframe.setJMenuBar(menuBar);
		
		//标签
		label = new JLabel ("欢迎来到编程！");
		label.setFont(new Font ("SanSerif",Font.PLAIN,18));
		mycontainer.add(label);
		
		myframe.setSize(500,300);
		myframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		myframe.setVisible(true);
	}
	
	public void actionPerformed (ActionEvent e){
		String str = e.getActionCommand();
		
		//处理事件
		if (str.equals("退出")){
			System.exit(0);
		}
		if (str.equals("红色")){
			label.setForeground(Color.red);
		}
		if (str.equals("绿色")){
			label.setForeground(Color.green);
		}
		if (str.equals("蓝色")){
			label.setForeground(Color.blue);
		}
	}

	public void itemStateChanged (ItemEvent e){
		int state = e.getStateChange();
		JCheckBoxMenuItem source = (JCheckBoxMenuItem) e.getSource();
		int style = label.getFont().getStyle();
		if (source == boldItem){
			if (state == e.SELECTED){
				label.setFont(new Font("SansSerif",style+Font.BOLD,18));
			}
			else {
				label.setFont(new Font("SansSerif",style-Font.BOLD,18));
			}
		}
		else {
			if (state == e.SELECTED){
				label.setFont(new Font("SansSerif",style+Font.ITALIC,18));
			}
			else {
				label.setFont(new Font("SansSerif",style-Font.ITALIC,18));
			}
		}
	}
	
	public static void main(String args[]){
		Mymenu menu = new Mymenu ();
	}
}